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Andreessen Horowitz Fund IV-B, L.P.

No open-market purchases or sales filed in the past year.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
–
0 filings
Net
–
Bought minus sold
Companies
0
With open-market trades

Trades

Every Form 4 that lists Andreessen Horowitz Fund IV-B, L.P. as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 10, 2025 (view filing)9:54 PM ETSep 91 dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−793.3K$38.55−$30.6M−100.0%0 after9 lotsDuplicate filing
Jun 11, 2025 (view filing)9:33 PM ETJun 101 dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−399.0K$41.33−$16.5M−100.0%0 after10 lotsDuplicate filing
Mar 12, 2025 (view filing)5:25 PM ETMar 102 daysHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−292.9K$34.19−$10.0M−100.0%0 after4 lotsDuplicate filing
Dec 11, 2024 (view filing)9:48 PM ETDec 101 dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−112.4K$45.92−$5.16M−100.0%0 after8 lotsDuplicate filing
Sep 12, 2024 (view filing)7:44 PM ETSep 111 dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−330.5K$45.06−$14.9M−100.0%0 after11 lotsDuplicate filing
Jun 13, 2024 (view filing)9:36 PM ETJun 13Same dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−277.5K$28.88−$8.01M−100.0%0 after2 lotsDuplicate filing
Dec 15, 2023 (view filing)9:04 PM ETDec 141 dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−270.3K$35.51−$9.60M−100.0%0 after3 lotsDuplicate filing
Sep 12, 2023 (view filing)9:48 PM ETSep 84 daysHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−391.9K$30.92−$12.1M−100.0%0 after4 lots
Jun 12, 2023 (view filing)9:52 PM ETJun 84 daysHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−367.6K$27.75−$10.2M−100.0%0 after2 lots
Mar 10, 2023 (view filing)9:49 PM ETMar 82 daysHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−361.0K$20.92−$7.55M−100.0%0 after
Sep 8, 2022 (view filing)9:01 PM ETSep 71 dayHorowitz Benjamin A and 9 others10% OwnerSSaleClass A Common Stock−242$12.54−$3.03K−100.0%0 after
Dec 21, 2021 (view filing)9:50 PM ETDec 174 daysHorowitz Benjamin A and 9 others10% OwnerPPurchaseClass A Common Stock+4.00M$23.00+$91.9MNew position4.00M afterDuplicate filing