Benjamin A. Horowitz

CIK 1166586 · View on SEC EDGAR ↗

Activist

First SEC filing: June 4, 2026 · Latest: June 4, 2026

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Insider at

Insider transactions

12 buys (P) 0 sells (S) Net: $42,853,974 + 28 non-open-market transactions below Avg return of open purchases vs now: 89.1% last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

28 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Jan. 7, 2026 NAVN P 46,337 $18.11 $839,163 8,346,792 Indirect +0.56% Acquired 61.5% (price as of 2026-08-19)
Jan. 6, 2026 NAVN P 308,188 $16.74 $5,159,067 8,300,455 Indirect +3.86% Acquired 74.7% (price as of 2026-08-19)
Jan. 5, 2026 NAVN P 202,729 $15.77 $3,197,036 7,992,267 Indirect +2.60% Acquired 85.5% (price as of 2026-08-19)
Jan. 2, 2026 NAVN P 466,058 $16.27 $7,582,764 7,789,538 Indirect +6.36% Acquired 79.8% (price as of 2026-08-19)
Dec. 29, 2025 NAVN P 99,502 $16.16 $1,607,952 7,323,480 Indirect +1.38% Acquired 81.0% (price as of 2026-08-19)
Dec. 26, 2025 NAVN P 229,917 $15.57 $3,579,808 7,223,978 Indirect +3.29% Acquired 87.9% (price as of 2026-08-19)
Dec. 24, 2025 NAVN P 167,519 $15.83 $2,651,826 6,994,061 Indirect +2.45% Acquired 84.8% (price as of 2026-08-19)
Dec. 23, 2025 NAVN P 225,484 $15.84 $3,571,667 6,826,542 Indirect +3.42% Acquired 84.6% (price as of 2026-08-19)
Dec. 22, 2025 NAVN P 334,112 $15.90 $5,312,381 6,601,058 Indirect +5.33% Acquired 84.0% (price as of 2026-08-19)
Dec. 19, 2025 NAVN P 240,835 $14.70 $3,540,274 6,266,946 Indirect +4.00% Acquired 99.0% (price as of 2026-08-19)
Dec. 18, 2025 NAVN P 103,960 $13.61 $1,414,896 6,026,111 Indirect +1.76% Acquired 114.9% (price as of 2026-08-19)
Dec. 17, 2025 NAVN P 347,600 $12.65 $4,397,140 5,922,151 Indirect +6.24% Acquired 131.2% (price as of 2026-08-19)
Aug. 3, 2021 OKTA S 10b5-1 200 $246.94 $49,388 556,569 Indirect -0.04% Disposed -43.5% (price as of 2026-08-19)
Aug. 3, 2021 OKTA S 10b5-1 200 $245.42 $49,084 556,769 Indirect -0.04% Disposed -43.1% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 1,900 $248.38 $471,922 556,969 Indirect -0.34% Disposed -43.8% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 16,200 $247.08 $4,002,696 558,869 Indirect -2.82% Disposed -43.5% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 25,666 $246.39 $6,323,846 575,069 Indirect -4.27% Disposed -43.4% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 12,590 $245.31 $3,088,453 600,735 Indirect -2.05% Disposed -43.1% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 3,520 $244.24 $859,725 613,325 Indirect -0.57% Disposed -42.9% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 9,824 $243.43 $2,391,456 616,845 Indirect -1.57% Disposed -42.7% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 8,300 $242.35 $2,011,505 626,669 Indirect -1.31% Disposed -42.4% (price as of 2026-08-19)
Aug. 2, 2021 OKTA S 10b5-1 2,000 $241.41 $482,820 634,969 Indirect -0.31% Disposed -42.2% (price as of 2026-08-19)
July 7, 2021 OKTA S 10b5-1 200 $253.50 $50,700 636,969 Indirect -0.03% Disposed -45.0% (price as of 2026-08-19)
July 7, 2021 OKTA S 10b5-1 2,600 $252.80 $657,280 637,169 Indirect -0.41% Disposed -44.8% (price as of 2026-08-19)
July 7, 2021 OKTA S 10b5-1 9,117 $251.63 $2,294,111 639,769 Indirect -1.41% Disposed -44.6% (price as of 2026-08-19)
July 7, 2021 OKTA S 10b5-1 11,724 $250.53 $2,937,214 648,886 Indirect -1.77% Disposed -44.3% (price as of 2026-08-19)
July 7, 2021 OKTA S 10b5-1 41,087 $249.60 $10,255,315 660,610 Indirect -5.86% Disposed -44.1% (price as of 2026-08-19)
July 7, 2021 OKTA S 10b5-1 14,872 $248.93 $3,702,087 701,697 Indirect -2.08% Disposed -44.0% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 3,900 $252.29 $983,931 716,569 Indirect -0.54% Disposed -44.7% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 11,200 $251.41 $2,815,792 720,469 Indirect -1.53% Disposed -44.5% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 3,949 $250.54 $989,382 731,669 Indirect -0.54% Disposed -44.3% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 3,000 $249.23 $747,690 735,618 Indirect -0.41% Disposed -44.0% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 5,707 $248.14 $1,416,135 738,618 Indirect -0.77% Disposed -43.8% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 32,935 $247.08 $8,137,580 744,325 Indirect -4.24% Disposed -43.5% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 11,165 $246.28 $2,749,716 777,260 Indirect -1.42% Disposed -43.3% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 5,444 $245.46 $1,336,284 788,425 Indirect -0.69% Disposed -43.2% (price as of 2026-08-19)
July 6, 2021 OKTA S 10b5-1 2,700 $243.88 $658,476 793,869 Indirect -0.34% Disposed -42.8% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 100 $251.00 $25,100 796,569 Indirect -0.01% Disposed -44.4% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 1,200 $250.29 $300,348 796,669 Indirect -0.15% Disposed -44.3% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 4,605 $249.44 $1,148,671 797,869 Indirect -0.57% Disposed -44.1% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 2,702 $248.37 $671,096 802,474 Indirect -0.34% Disposed -43.8% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 2,900 $247.09 $716,561 805,176 Indirect -0.36% Disposed -43.5% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 7,328 $246.30 $1,804,886 808,076 Indirect -0.90% Disposed -43.4% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 3,436 $245.38 $843,126 815,404 Indirect -0.42% Disposed -43.1% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 6,006 $244.21 $1,466,725 818,840 Indirect -0.73% Disposed -42.9% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 5,879 $243.33 $1,430,537 824,846 Indirect -0.71% Disposed -42.7% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 8,577 $242.25 $2,077,778 830,725 Indirect -1.02% Disposed -42.4% (price as of 2026-08-19)
Oct. 14, 2020 OKTA S 10b5-1 7,267 $241.34 $1,753,818 839,302 Indirect -0.86% Disposed -42.2% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 2,727 $249.12 $679,350 846,569 Indirect -0.32% Disposed -44.0% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 13,041 $248.33 $3,238,472 849,296 Indirect -1.51% Disposed -43.8% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 12,008 $247.25 $2,968,978 862,337 Indirect -1.37% Disposed -43.6% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 13,100 $246.37 $3,227,447 874,345 Indirect -1.48% Disposed -43.4% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 4,310 $245.37 $1,057,545 887,445 Indirect -0.48% Disposed -43.1% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 1,090 $244.46 $266,461 891,755 Indirect -0.12% Disposed -42.9% (price as of 2026-08-19)
Oct. 13, 2020 OKTA S 10b5-1 3,724 $243.24 $905,826 892,845 Indirect -0.42% Disposed -42.6% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 3,600 $246.03 $885,708 896,569 Indirect -0.40% Disposed -43.3% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 13,303 $245.19 $3,261,763 900,169 Indirect -1.46% Disposed -43.1% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 18,497 $244.32 $4,519,187 913,472 Indirect -1.98% Disposed -42.9% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 11,100 $243.44 $2,702,184 931,969 Indirect -1.18% Disposed -42.7% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 2,000 $242.17 $484,340 943,069 Indirect -0.21% Disposed -42.4% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 900 $241.36 $217,224 945,069 Indirect -0.10% Disposed -42.2% (price as of 2026-08-19)
Oct. 12, 2020 OKTA S 10b5-1 600 $239.74 $143,844 945,969 Indirect -0.06% Disposed -41.8% (price as of 2026-08-19)
July 20, 2020 OKTA S 10b5-1 4,482 $208.15 $932,928 946,569 Indirect -0.47% Disposed -33.0% (price as of 2026-08-19)
July 20, 2020 OKTA S 10b5-1 20,821 $207.41 $4,318,484 951,051 Indirect -2.14% Disposed -32.7% (price as of 2026-08-19)
July 20, 2020 OKTA S 10b5-1 7,701 $206.54 $1,590,565 971,872 Indirect -0.79% Disposed -32.4% (price as of 2026-08-19)
July 20, 2020 OKTA S 10b5-1 4,878 $205.34 $1,001,649 979,573 Indirect -0.50% Disposed -32.1% (price as of 2026-08-19)
June 22, 2020 OKTA S 10b5-1 670 $201.41 $134,945 984,451 Indirect -0.07% Disposed -30.7% (price as of 2026-08-19)
June 22, 2020 OKTA S 10b5-1 4,780 $200.75 $959,585 985,121 Indirect -0.48% Disposed -30.5% (price as of 2026-08-19)
June 22, 2020 OKTA S 10b5-1 10,950 $199.76 $2,187,372 989,901 Indirect -1.09% Disposed -30.2% (price as of 2026-08-19)
June 22, 2020 OKTA S 10b5-1 8,798 $198.80 $1,749,042 1,000,851 Indirect -0.87% Disposed -29.8% (price as of 2026-08-19)
June 22, 2020 OKTA S 10b5-1 8,780 $197.80 $1,736,684 1,009,649 Indirect -0.86% Disposed -29.5% (price as of 2026-08-19)
June 22, 2020 OKTA S 10b5-1 3,900 $196.88 $767,832 1,018,429 Indirect -0.38% Disposed -29.1% (price as of 2026-08-19)

Showing latest 100 of 266 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Oct. 31, 2025 NAVN Series A Preferred Stock Class A Common Stock (201,306) 603,920 Disposed
Oct. 31, 2025 NAVN Series Seed Preferred Stock Class A Common Stock (255,244) 765,736 Disposed
Oct. 31, 2025 NAVN Series C Preferred Stock Class A Common Stock (2,081,772) 6,245,316 Disposed
Oct. 31, 2025 NAVN Series C Preferred Stock Class A Common Stock (10,408,860) 31,226,580 Disposed
Oct. 31, 2025 NAVN Series C Preferred Stock Class A Common Stock (13,878) 41,635 Disposed
Oct. 31, 2025 NAVN Series D Preferred Stock Class A Common Stock (6,757,090) 20,244,280 Disposed
Oct. 31, 2025 NAVN Series E Preferred Stock Class A Common Stock (3,272,830) 9,763,156 Disposed
Oct. 31, 2025 NAVN Series F Preferred Stock Class A Common Stock (777,832) 2,309,297 Disposed
Oct. 31, 2025 NAVN Series F Preferred Stock Class A Common Stock (3,123) 9,274 Disposed
Oct. 31, 2025 NAVN Series G-1 Preferred Stock Class A Common Stock (405,855) 1,201,643 Disposed
June 22, 2023 OKTA Restricted Stock Units Class A Common Stock (2,818) 2,818 Acquired
June 21, 2023 OKTA Restricted Stock Units Class A Common Stock (2,378) 2,378 Disposed
June 21, 2022 OKTA Restricted Stock Units Class A Common Stock (2,378) 2,378 Acquired
June 17, 2022 OKTA Restricted Stock Units Class A Common Stock (862) 862 Disposed
June 17, 2021 OKTA Restricted Stock Units Class A Common Stock (862) 862 Acquired
June 16, 2021 OKTA Restricted Stock Units Class A Common Stock (1,064) 1,064 Disposed
June 16, 2020 OKTA Restricted Stock Units Class A Common Stock (1,064) 1,064 Acquired
June 13, 2020 OKTA Restricted Stock Units Class A Common Stock (1,535) 1,535 Disposed
June 13, 2019 OKTA Restricted Stock Units Class A Common Stock (1,535) 1,535 Acquired
June 12, 2019 OKTA Restricted Stock Units Class A Common Stock (3,970) 3,970 Disposed
April 2, 2019 LYFT Series E Preferred Stock Common Stock (51,425) 51,425 Disposed
April 2, 2019 LYFT Series D Preferred Stock Common Stock (2,004,426) 2,004,426 Disposed
April 2, 2019 LYFT Series D Preferred Stock Common Stock (2,969,960) 2,969,960 Disposed
April 2, 2019 LYFT Series C Preferred Stock Common Stock (4,035,584) 4,035,584 Disposed
April 2, 2019 LYFT Series C Preferred Stock Common Stock (5,979,529) 5,979,529 Disposed
Dec. 10, 2018 OKTA Class B Common Stock Class A Common Stock (620,195) 620,195 Disposed
Sept. 13, 2018 OKTA Class B Common Stock Class A Common Stock (206,732) 206,732 Disposed
June 28, 2018 OKTA Restricted Stock Units Class A Common Stock (3,970) 3,970 Acquired
June 8, 2018 OKTA Class B Common Stock Class A Common Stock (3,171,395) 3,171,395 Disposed
April 6, 2018 OKTA Restricted Stock Units Class A Common Stock (11,765) 11,765 Disposed
March 9, 2018 OKTA Class B Common Stock Class A Common Stock (826,923) 826,923 Disposed
March 9, 2018 OKTA Class B Common Stock Class A Common Stock (3,171,398) 3,171,398 Disposed
March 9, 2018 OKTA Class B Common Stock Class A Common Stock (826,923) 826,923 Disposed
March 9, 2018 OKTA Class B Common Stock Class A Common Stock (3,171,398) 3,171,398 Disposed
Dec. 8, 2017 OKTA Class B Common Stock Class A Common Stock (1,653,850) 1,653,850 Disposed
Dec. 8, 2017 OKTA Class B Common Stock Class A Common Stock (6,342,793) 6,342,793 Disposed
April 12, 2017 OKTA Class B Common Stock Class A Common Stock (3,307,700) 3,307,700 Acquired
April 12, 2017 OKTA Class B Common Stock Class A Common Stock (12,685,586) 12,685,586 Acquired
April 12, 2017 OKTA Series F Preferred Stock Common Stock (1,862,747) 1,862,747 Disposed
April 12, 2017 OKTA Series E Preferred Stock Common Stock (1,444,953) 1,444,953 Disposed
April 12, 2017 OKTA Series D Preferred Stock Common Stock (1,439,592) 1,439,592 Disposed
April 12, 2017 OKTA Series C Preferred Stock Common Stock (1,551,393) 1,551,393 Disposed
April 12, 2017 OKTA Series B Preferred Stock Common Stock (3,308,719) 3,308,719 Disposed
April 12, 2017 OKTA Series A Preferred Stock Common Stock (6,385,882) 6,385,882 Disposed
April 6, 2017 OKTA Restricted Stock Units [F1] Class A Common Stock (11,765) $0.00 11,765 Acquired
May 20, 2004 OMCL Stock Option (right to buy) Common Stock (6,250) $12.10 May 19, 2014 6,250 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 22 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Oct. 29, 2025 NAVN Class A Common Stock 1,268,645 Indirect
Oct. 29, 2025 NAVN Series Seed Preferred Stock→ Class A Common Stock (255,244) 255,244 Indirect
Oct. 29, 2025 NAVN Series A Preferred Stock→ Class A Common Stock (201,306) 201,306 Indirect
Oct. 29, 2025 NAVN Series C Preferred Stock→ Class A Common Stock (2,081,772) 2,081,772 Indirect
Oct. 29, 2025 NAVN Series C Preferred Stock→ Class A Common Stock (10,408,860) 10,408,860 Indirect
Oct. 29, 2025 NAVN Series C Preferred Stock→ Class A Common Stock (13,878) 13,878 Indirect
Oct. 29, 2025 NAVN Series D Preferred Stock→ Class A Common Stock (6,757,090) 6,757,090 Indirect
Oct. 29, 2025 NAVN Series E Preferred Stock→ Class A Common Stock (3,272,830) 3,272,830 Indirect
Oct. 29, 2025 NAVN Series F Preferred Stock→ Class A Common Stock (777,832) 777,832 Indirect
Oct. 29, 2025 NAVN Series F Preferred Stock→ Class A Common Stock (3,123) 3,123 Indirect
Oct. 29, 2025 NAVN Series G-1 Preferred Stock→ Class A Common Stock (405,855) 405,855 Indirect
March 28, 2019 LYFT Series C Preferred Stock→ Common Stock [F2] (5,979,529) 5,979,529 Indirect
March 28, 2019 LYFT Series C Preferred Stock→ Common Stock [F2] (4,035,584) 4,035,584 Indirect
March 28, 2019 LYFT Series D Preferred Stock→ Common Stock [F2] (2,969,960) 2,969,960 Indirect
March 28, 2019 LYFT Series D Preferred Stock→ Common Stock [F2] (2,004,426) 2,004,426 Indirect
March 28, 2019 LYFT Series E Preferred Stock→ Common Stock [F2] (51,425) 51,425 Indirect
April 6, 2017 OKTA Series A Preferred Stock→ Common Stock [F2] (6,385,882) 6,385,882 Indirect
April 6, 2017 OKTA Series B Preferred Stock→ Common Stock [F2] (3,308,719) 3,308,719 Indirect
April 6, 2017 OKTA Series C Preferred Stock→ Common Stock [F2] (1,551,393) 1,551,393 Indirect
April 6, 2017 OKTA Series D Preferred Stock→ Common Stock [F2] (1,439,592) 1,439,592 Indirect
April 6, 2017 OKTA Series E Preferred Stock→ Common Stock [F2] (1,444,953) 1,444,953 Indirect
April 6, 2017 OKTA Series F Preferred Stock→ Common Stock [F2] (1,862,747) 1,862,747 Indirect