Johanna Flower
Johanna Flower: Director at CrowdStrike. What Johanna Flower holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
CrowdStrike (CRWD)
Johanna Flower holds 306,184 CrowdStrike shares (0.03% of the company), worth about $83.5M at the last price, according to the Form 4 of Sep 18, 2026.
- Shares held: 306,184 (0.03%), $83.5M — Held in their own name: 306,184 Class A.
Declarations
- CrowdStrike (CRWD) — Form 4 of Sep 18, 2026: grant or award of 56; 306,184 shares after 0001872303-26-000008
- CrowdStrike (CRWD) — Form 4 of Jun 18, 2026: open-market sale of 1,608; grant or award of 72; 306,128 shares after 0001872303-26-000006
- CrowdStrike (CRWD) — Form 4 of Mar 20, 2026: grant or award of 120; 304,448 shares after 0001872303-26-000004
- CrowdStrike (CRWD) — Form 4 of Jan 15, 2026: open-market sale of 960 at $112.68; open-market sale of 1,280 at $113.18; 304,328 shares after 0001872303-26-000002
- CrowdStrike (CRWD) — Form 4 of Dec 19, 2025: grant or award of 100; 316,328 shares after 0001872303-25-000009
- CrowdStrike (CRWD) — Form 4 of Oct 15, 2025: open-market sale of 32 at $121.33; open-market sale of 136 at $121.66; 316,228 shares after 0001872303-25-000007
- CrowdStrike (CRWD) — Form 4 of Sep 19, 2025: grant or award of 84; 325,616 shares after 0001872303-25-000005
- CrowdStrike (CRWD) — Form 4 of Jul 15, 2025: open-market sale of 1,080 at $117.84; open-market sale of 756 at $118.10; 325,532 shares after 0001415889-25-019883
- CrowdStrike (CRWD) — Form 4 of Jun 20, 2025: grant or award of 2,244; grant or award of 80; 333,824 shares after 0001415889-25-018009
- CrowdStrike (CRWD) — Form 4 of Apr 21, 2025: open-market sale of 788 at $89.13; open-market sale of 1,496 at $89.38; 331,500 shares after 0001415889-25-011178
- CrowdStrike (CRWD) — Form 4 of Mar 20, 2025: grant or award of 108; 343,396 shares after 0001415889-25-008815
- CrowdStrike (CRWD) — Form 4 of Dec 20, 2024: grant or award of 108; 343,288 shares after 0001415889-24-030113
- CrowdStrike (CRWD) — Form 4 of Sep 20, 2024: grant or award of 132; 343,180 shares after 0001415889-24-023849
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.