Angel Investors Network
    Complete Guide

    Angel Investing 101

    Master angel investing with expert guidance on deal flow, due diligence, portfolio construction, valuation methods, and exit strategies. Written for accredited investors by Jeff Barnes, founder of Angel Investors Network.

    Topic: angel investing

    30 articles in this guide

    In This Guide

    Articles in This Guide

    1
    Angel Investing investment insights — Angel Investing 101: the Complete Guide to Becoming an Angel Investor in 2026
    Angel Investing

    Angel Investing 101: the Complete Guide to Becoming an Angel Investor in 2026

    Everything you need to know about angel investing in 2026. From accredited investor rules and deal evaluation to portfolio strategy, tax benefits, and finding deal flow.

    AIN Editorial Team··49 min read
    2
    Advisory Shares: Why 90% of Them Are Worth Nothing (And When to Take the Deal)
    Angel Investing

    Advisory Shares: Why 90% of Them Are Worth Nothing (And When to Take the Deal)

    Advisory Shares: Why 90% of Them Are Worth Nothing (And When to Take the Deal) Run the math. A pre-seed advisory grant of 0.225% equity, at a startup with a 15% chance of surviving, sold at a 6x exit multiple on a $1M...

    Jeff Barnes, MBA··8 min read
    3
    What Is AngelList? The Platform That Democratized VC (And the Returns Problem Nobody Talks About)
    Capital Raising

    What Is AngelList? The Platform That Democratized VC (And the Returns Problem Nobody Talks About)

    What Is AngelList? The Platform That Democratized VC (And the Returns Problem Nobody Talks About) AngelList manages $171 billion in assets across more than 25,000 funds and syndicates. The median SPV return on that...

    Jeff Barnes, MBA··9 min read
    4
    Fund of Funds: You're Paying 2-and-20 Twice (Here's When It's Still Worth It)
    Alternative Investments

    Fund of Funds: You're Paying 2-and-20 Twice (Here's When It's Still Worth It)

    Fund of Funds: You're Paying 2-and-20 Twice (Here's When It's Still Worth It) Put $1 million into a fund of funds and watch a 3.0x gross multiple shrink to 2.3x net over ten years. That's roughly $700,000 in fee drag on...

    Jeff Barnes, MBA··8 min read
    5
    Capital Calls: What Happens When Your Fund Manager Wants More Money (And You Don't Have It)
    Alternative Investments

    Capital Calls: What Happens When Your Fund Manager Wants More Money (And You Don't Have It)

    Capital Calls: What Happens When Your Fund Manager Wants More Money (And You Don't Have It) In 2022, 67% of large LPs cut new private equity commitments because they couldn't meet existing capital calls. Pension funds —...

    Jeff Barnes, MBA··9 min read
    6
    SAFE Notes vs Convertible Notes: One Protects Founders, One Protects Investors — Know Which Is Which
    Capital Raising

    SAFE Notes vs Convertible Notes: One Protects Founders, One Protects Investors — Know Which Is Which

    SAFE Notes vs Convertible Notes: One Protects Founders, One Protects Investors — Know Which Is Which Y Combinator created the SAFE in 2013 to make fundraising faster. It worked. It also shifted ALL the downside risk to...

    Jeff Barnes, MBA··10 min read
    7
    Startup Funding Rounds Explained: Pre-Seed to Series C in Specific Numbers (Not Theory)
    Startups

    Startup Funding Rounds Explained: Pre-Seed to Series C in Specific Numbers (Not Theory)

    Startup Funding Rounds Explained: Pre-Seed to Series C in Specific Numbers (Not Theory) Only 24 to 27 percent of seed-funded startups ever raise a Series A. The funding ladder gets presented like a staircase every...

    Jeff Barnes, MBA··11 min read
    8
    Thrive Capital: Josh Kushner's $50B Bet on Conviction Over Diversification
    Venture Capital

    Thrive Capital: Josh Kushner's $50B Bet on Conviction Over Diversification

    Thrive Capital: Josh Kushner's $50B Bet on Conviction Over Diversification Fund VIII posted 126% IRR. That's not a typo. The OpenAI bet alone — $1.3 billion into a $157 billion round with exclusive follow-on rights —...

    Jeff Barnes, MBA··9 min read
    9
    Seed Funding in 2026: How Much to Raise, What to Give Up, and Who Actually Writes the Check
    Startups

    Seed Funding in 2026: How Much to Raise, What to Give Up, and Who Actually Writes the Check

    Seed Funding in 2026: How Much to Raise, What to Give Up, and Who Actually Writes the Check Median seed round in 2026: $3–5M at $10–15M pre-money. That sounds like a healthy market until you look at what happens next....

    Jeff Barnes, MBA··8 min read
    10
    SPVs Explained: The Single-Deal Vehicle That's Either Your Best Bet or a $250K Lottery Ticket
    Venture Capital

    SPVs Explained: The Single-Deal Vehicle That's Either Your Best Bet or a $250K Lottery Ticket

    SPVs Explained: The Single-Deal Vehicle That's Either Your Best Bet or a $250K Lottery Ticket An SPV costs $8,000 to set up on AngelList and lets you concentrate your entire allocation into one company. That's either...

    Jeff Barnes, MBA··9 min read
    11
    Common Stock vs Preferred Stock: The Liquidation Waterfall That Wipes Out Founders (With Real Math)
    Venture Capital

    Common Stock vs Preferred Stock: The Liquidation Waterfall That Wipes Out Founders (With Real Math)

    Common Stock vs Preferred Stock: The Liquidation Waterfall That Wipes Out Founders (With Real Math) A founder I know owned 45% of his company on paper. The acquirer paid $25 million — exactly what investors had put in...

    Jeff Barnes, MBA··10 min read
    12
    Coralogix Raises $200M Series F: What AI Operations Infrastructure Looks Like as an Investment Theme
    Venture Capital

    Coralogix Raises $200M Series F: What AI Operations Infrastructure Looks Like as an Investment Theme

    Coralogix Raises $200M Series F: What AI Operations Infrastructure Looks Like as an Investment Theme TL/DR. On June 3, 2026, Coralogix closed a $200M Series F at a $1.6B post-money valuation , co-led by Advent...

    Jeff Barnes, MBA··8 min read
    13
    How to Evaluate a Private Equity Fund: A 12-Point Checklist Before You Write the Check
    Alternative Investments

    How to Evaluate a Private Equity Fund: A 12-Point Checklist Before You Write the Check

    How to Evaluate a Private Equity Fund: A 12-Point Checklist Before You Write the Check TL;DR: Private equity funds are exempt from most SEC disclosure requirements that protect public market investors. According to the...

    Jeff Barnes, MBA··11 min read
    14
    Preferred Return in Private Equity: Why the 8% Hurdle Protects LPs First
    Private Equity

    Preferred Return in Private Equity: Why the 8% Hurdle Protects LPs First

    Preferred Return in Private Equity: Why the 8% Hurdle Protects LPs First TL;DR: According to the Goodwin Private Investment Funds Terms Database , roughly 80% of private equity buyout funds set their hurdle rate at...

    Jeff Barnes, MBA··12 min read
    15
    The PE Secondaries Market: How LPs Buy and Sell Private Equity at a Discount
    Alternative Investments

    The PE Secondaries Market: How LPs Buy and Sell Private Equity at a Discount

    The PE Secondaries Market: How LPs Buy and Sell Private Equity at a Discount TL;DR: The private equity secondaries market hit $233 billion in transaction volume in 2025 according to Lazard , up from $132 billion in 2021...

    Jeff Barnes, MBA··13 min read
    16
    Carried Interest Explained: How Fund Managers Get Paid and What It Costs You as an LP
    Alternative Investments

    Carried Interest Explained: How Fund Managers Get Paid and What It Costs You as an LP

    Carried Interest Explained: How Fund Managers Get Paid and What It Costs You as an LP TL;DR: Carried interest is the GP's 20% share of fund profits after you get your capital back plus a preferred return. On a $100M...

    Jeff Barnes, MBA··13 min read
    17
    AlphaSense Raises $350M at $7.5B: What the J.P. Morgan and Goldman Co-Investment Signal Means for Accredited Investors
    Venture Capital

    AlphaSense Raises $350M at $7.5B: What the J.P. Morgan and Goldman Co-Investment Signal Means for Accredited Investors

    AlphaSense Raises $350M at $7.5B: What the J.P. Morgan and Goldman Co-Investment Signal Means for Accredited Investors TL/DR: On June 3, 2026, AlphaSense announced a $350M raise at a $7.5B post-money valuation , up from...

    Jeff Barnes, MBA··12 min read
    18
    Blackstone Asia Fund III Closes at $13.1 Billion: What Accredited Investors Need to Know
    Market Analysis

    Blackstone Asia Fund III Closes at $13.1 Billion: What Accredited Investors Need to Know

    Blackstone Asia Fund III Closes at $13.1 Billion: What Accredited Investors Need to Know TL;DR: On June 2, 2026, Blackstone officially closed Blackstone Capital Partners Asia III (BCP Asia III) at $13.1 billion , making...

    Jeff Barnes, MBA··10 min read
    19
    Brighton Park Capital: The $4.5B Growth Equity Firm Reshaping Enterprise Software
    Private Equity

    Brighton Park Capital: The $4.5B Growth Equity Firm Reshaping Enterprise Software

    Per SEC Form ADV (CRD 304261) , Brighton Park Capital manages $4.5B in regulatory assets under management. The Greenwich-based growth equity firm operates a concentrated strategy: two flagship funds

    Jeff Barnes, MBA··8 min read
    20
    Tom Mueller and Impulse Space: Why a $4.26B Valuation Matters for Defense-Tech Investors
    Venture Capital

    Tom Mueller and Impulse Space: Why a $4.26B Valuation Matters for Defense-Tech Investors

    Impulse Space raised $500M at a $4.26B valuation on June 2, 2026 per Source . That's a 2.4x jump from the $1.8B implied Series C valuation in under 13 months. Tom Mueller (SpaceX's first employee,

    Jeff Barnes, MBA··7 min read
    21
    Common Stock vs. Preferred Stock: Why Liquidation Preference Is Your Only Real Protection
    Angel Investing

    Common Stock vs. Preferred Stock: Why Liquidation Preference Is Your Only Real Protection

    In 2005, Trados received a $60 million acquisition offer. Per Delaware Court of Chancery ruling In re Trados Inc. Shareholder Litigation , preferred stockholders received $52.2 million. Common

    Jeff Barnes, MBA··9 min read
    22
    What Is an SPV? A Practical Guide to Special Purpose Vehicles for Angel Investors
    Angel Investing

    What Is an SPV? A Practical Guide to Special Purpose Vehicles for Angel Investors

    An SPV is a Delaware LLC created for one deal only — to hold equity in a single startup. The pitch: clean deal access with expert due diligence. The catch: the median SPV returns exactly 1x after

    Jeff Barnes, MBA··10 min read
    23
    Convertible Note Explained: How Startups Borrow Their Way to a Valuation
    Startups

    Convertible Note Explained: How Startups Borrow Their Way to a Valuation

    According to Y Combinator's published financing documents , A convertible note is debt that becomes equity in a future priced round. Startups borrow now and postpone valuation questions. Before Uber

    Jeff Barnes, MBA··11 min read
    24
    SAFE vs. Convertible Note: The Investor's Playbook
    Angel Investing

    SAFE vs. Convertible Note: The Investor's Playbook

    Founders love SAFEs. You should think twice. Y Combinator's Simple Agreement for Future Equity dominates early-stage rounds because it's fast, cheap, and founder-friendly. But SAFEs strip away

    Jeff Barnes, MBA··9 min read
    25
    OpenAI at $852 Billion: When Private Market Valuations Break Every Historical Model
    Venture Capital

    OpenAI at $852 Billion: When Private Market Valuations Break Every Historical Model

    TL;DR: On March 31, 2026, OpenAI closed a $122 billion funding round at a post-money valuation of $852 billion , the largest single private funding round in corporate history, nearly nine times

    Jeff Barnes, MBA··11 min read
    26
    DPI: The Only Private Equity Metric That Shows You Real Cash
    Alternative Investments

    DPI: The Only Private Equity Metric That Shows You Real Cash

    Quick take: Private equity distributions as a share of NAV collapsed from 29% in 2021 to just 9% in the first half of 2024 -- the lowest level in over a decade, according to Goldman Sachs Asset

    Jeff Barnes, MBA··12 min read
    27
    Gaingels: The LGBTQ+ Venture Syndicate That Deployed $1 Billion Across 2,400 Companies
    Venture Capital

    Gaingels: The LGBTQ+ Venture Syndicate That Deployed $1 Billion Across 2,400 Companies

    Quick Facts: Gaingels has deployed more than $1 billion across 2,400+ portfolio companies since 2014, with 70+ unicorns in its book including Databricks, Brex, Carta, and WHOOP. In May 2026, the

    Jeff Barnes, MBA··11 min read
    28
    The 1031 Exchange: How to Defer Taxes Legally on Real Estate Sales (and the Rules That Can Blow It Up)
    Real Estate

    The 1031 Exchange: How to Defer Taxes Legally on Real Estate Sales (and the Rules That Can Blow It Up)

    TL;DR: Real estate investors deferred $13.2 billion in capital gains taxes last year using IRC Section 1031 . Total annual transaction volume supported by the provision runs $100 billion, per the

    Jeff Barnes, MBA··11 min read
    29
    Regulation CF vs. Regulation A+: The Crowdfunding Rules That Determine Your Access
    Regulatory & Compliance

    Regulation CF vs. Regulation A+: The Crowdfunding Rules That Determine Your Access

    TL;DR: Two federal exemptions let companies raise money from retail investors without a full SEC registration. Regulation CF caps raises at $5M per year . Regulation A+ goes up to $75M. Knowing whi...

    Jeff Barnes, MBA··8 min read
    30
    Why Your Angel Portfolio Is a Coin Flip (And How to Fix It)
    Angel Investing

    Why Your Angel Portfolio Is a Coin Flip (And How to Fix It)

    TL;DR: Most angels lose money. Not because they pick bad companies. Because they own too few of them. The Wiltbank and Boeker study commissioned by the Kauffman Foundation , the largest empirical d...

    Jeff Barnes, MBA··9 min read

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