STEPHENSON BRIAN C

Officer · FTH, BBIO

As of 2026-09-16, STEPHENSON BRIAN C has 38 Form 4 transactions on record across 2 companies — 22 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $30.1MIndirect: $1.6M$31.7Mas of 2026-09-16
  • Direct $30.1M
  • Indirect $1.6M
BBIOdirect440,170 sh$30.1M
FTHindirect46,688 sh$1.6M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

FTH · 22 trades
2026-07-01: Purchase, 4,400 sh ($103K)2026-07-01: Purchase, 600 sh ($15K)2026-06-30: Purchase, 4,255 sh ($106K)2026-06-30: Purchase, 1,910 sh ($44K)2026-06-30: Purchase, 1,638 sh ($39K)2026-06-29: Purchase, 831 sh ($19K)2026-06-26: Purchase, 4,212 sh ($105K)2026-06-26: Purchase, 1,358 sh ($35K)2026-06-26: Purchase, 580 sh ($14K)2026-06-26: Purchase, 100 sh ($3K)2026-06-24: Purchase, 3,400 sh ($92K)2026-06-24: Purchase, 3,000 sh ($78K)2026-06-24: Purchase, 2,891 sh ($73K)2026-06-24: Purchase, 100 sh ($3K)2026-06-23: Purchase, 6,836 sh ($165K)2026-06-23: Purchase, 1,969 sh ($49K)2026-06-23: Purchase, 425 sh ($11K)2026-06-22: Purchase, 3,329 sh ($77K)2026-06-22: Purchase, 1,797 sh ($36K)2026-06-22: Purchase, 1,583 sh ($35K)2026-06-22: Purchase, 1,118 sh ($23K)2026-06-22: Purchase, 356 sh ($9K)
BBIO · 16 trades
2025-02-25: Sale, 8,400 sh ($279K)2025-02-25: Option exercise, 8,500 sh ($145K)2025-02-25: Sale, 100 sh ($3K)2025-02-25: Option exercise, 8,500 sh ($0)2025-02-19: Sale, 4,148 sh ($150K)2025-02-16: Withheld for tax, 13,102 sh ($457K)2025-02-16: Option exercise, 946 sh ($0)2025-02-16: Option exercise, 6,705 sh ($0)2025-02-16: Option exercise, 17,368 sh ($0)2025-02-16: Option exercise, 779 sh ($0)2025-02-16: Option exercise, 25,798 sh2025-02-16: Option exercise, 25,798 sh2025-01-28: Sale, 68,000 sh ($2.5M)2025-01-28: Option exercise, 68,000 sh ($1.2M)2025-01-28: Option exercise, 68,000 sh ($0)2024-12-10: Award / grant, 42,683 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-07-01FTHPurchase4,400 @ $23.40$103K+10.6% of holding46,088Form 4
2026-07-01FTHPurchase600 @ $24.22$15K+1.3% of holding46,688Form 4
2026-06-30FTHPurchase4,255 @ $24.98$106K+11.4% of holding41,688Form 4
2026-06-30FTHPurchase1,910 @ $22.95$44K+5.6% of holding35,795Form 4
2026-06-30FTHPurchase1,638 @ $23.88$39K+4.6% of holding37,433Form 4
2026-06-29FTHPurchase831 @ $23.34$19K+2.5% of holding33,885Form 4
2026-06-26FTHPurchase4,212 @ $24.90$105K+15.4% of holding31,596Form 4
2026-06-26FTHPurchase1,358 @ $25.55$35K+4.3% of holding32,954Form 4
2026-06-26FTHPurchase580 @ $23.61$14K+2.2% of holding27,384Form 4
2026-06-26FTHPurchase100 @ $26.39$3K+0.3% of holding33,054Form 4
2026-06-24FTHPurchase3,400 @ $26.98$92K+14.6% of holding26,704Form 4
2026-06-24FTHPurchase3,000 @ $25.98$78K+14.8% of holding23,304Form 4
2026-06-24FTHPurchase2,891 @ $25.22$73K+16.6% of holding20,304Form 4
2026-06-24FTHPurchase100 @ $27.77$3K+0.4% of holding26,804Form 4
2026-06-23FTHPurchase6,836 @ $24.12$165K+83.5% of holding15,019Form 4
2026-06-23FTHPurchase1,969 @ $24.84$49K+13.1% of holding16,988Form 4
2026-06-23FTHPurchase425 @ $25.91$11K+2.5% of holding17,413Form 4
2026-06-22FTHPurchase3,329 @ $23.28$77K+74.0% of holding7,827Form 4
2026-06-22FTHPurchase1,797 @ $20.23$36Kownership Δ n/a1,797Form 4
2026-06-22FTHPurchase1,583 @ $22.40$35K+54.3% of holding4,498Form 4
2026-06-22FTHPurchase1,118 @ $20.82$23K+62.2% of holding2,915Form 4
2026-06-22FTHPurchase356 @ $23.95$9K+4.5% of holding8,183Form 4
2025-02-25BBIOSale8,400 @ $33.18$279K−7.6% of holding102,564Form 4
2025-02-25BBIOSale100 @ $34.18$3K−0.1% of holding102,464Form 4
2025-02-19BBIOSale4,148 @ $36.16$150K−3.9% of holding102,464Form 4
2025-01-28BBIOSale68,000 @ $36.29$2.5M−42.0% of holding93,758Form 4
12 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-02-25BBIOOption exercise8,500110,964Form 4
2025-02-25BBIOOption exercise8,500440,170Form 4
2025-02-16BBIOWithheld for tax13,102106,612Form 4
2025-02-16BBIOOption exercise9462,840Form 4
2025-02-16BBIOOption exercise6,70580,459Form 4
2025-02-16BBIOOption exercise17,368138,947Form 4
2025-02-16BBIOOption exercise7790Form 4
2025-02-16BBIOOption exercise25,798119,714Form 4
2025-02-16BBIOOption exercise25,798119,714Form 4
2025-01-28BBIOOption exercise68,000161,758Form 4
2025-01-28BBIOOption exercise68,000448,670Form 4
2024-12-10BBIOAward / grant42,68342,683Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.