CHRISTINA ACKERMANN

CIK 1681871 · Please see remarks · last filed 2025-10-08

CHRISTINA ACKERMANN is a Please see remarks who has filed 44 SEC Form 4 insider transactions across 5 companies since 2018. The most recent filing, for VRNA, was dated Oct 8, 2025. Across all open-market trades the lifetime net is −$4.6M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $3.0M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$3.03M

Companies

5

Total Filings

44

Lifetime Open-Market Net

-$4.61M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
Verona Pharma plc (VRNA) Delisted Director 0 $106.91 $0 -$163.0K 7 2025-10-08
CALC Director 1,429 $0.87 $1.2K $0 1 2023-03-27
BLCO Please see remarks 146,677 $15.08 $2.21M $0 3 2023-03-03
CalciMedica, Inc. (GRAY) Delisted Director $5.50 $0 3 2022-06-03
BHC EVP AND GENERAL COUNSEL 162,240 $5.06 $820.9K -$4.45M 23 2022-03-11

Recent Filings

44 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2025-10-08 Verona Pharma plc (VRNA) Delisted Mixed −64,072 $0 EDGAR
2025-08-05 Verona Pharma plc (VRNA) Delisted Mixed +22,192 -$23.8K EDGAR
2025-05-16 Verona Pharma plc (VRNA) Delisted Mixed -$260.2K EDGAR
2025-04-29 Verona Pharma plc (VRNA) Delisted Grant (A) $0 EDGAR
2024-11-07 Verona Pharma plc (VRNA) Delisted Buy (P) +41,880 $198.4K EDGAR
2024-04-30 Verona Pharma plc (VRNA) Delisted Grant (A) $0 EDGAR
2023-09-05 Verona Pharma plc (VRNA) Delisted Grant (A) $0 EDGAR
2023-03-27 CALC Disp (D) +1,429 $0 EDGAR
2023-03-03 BLCO Grant (A) +28,344 $0 EDGAR
2022-07-27 BLCO Grant (A) +35,000 $0 EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.