株式会社シーア
US ˙ NasdaqGS ˙ US81578P1066

SecuritySEER / Seer, Inc.
InsiderHorn David R.
This page shows the track record and history of Horn David R. insider trades in Seer, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Horn David R. in SEER / Seer, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

SEER / Seer, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Horn David R. in SEER / Seer, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2026-05-20 7,303 1.6913 7,303 1.6913 12,352 0 1.6800 -82 -0.66
2026-02-18 7,743 1.9949 7,743 1.9949 15,447
2025-11-19 6,797 1.9714 6,797 1.9714 13,400
2025-08-20 6,827 2.0441 6,827 2.0441 13,955
2025-05-20 6,760 2.0751 6,760 2.0751 14,028
2025-02-04 3,550 2.2365 3,550 2.2365 7,940
2024-02-22 12,684 1.5787 12,684 1.5787 20,024
2024-02-05 3,608 1.6670 3,608 1.6670 6,015
2023-02-21 5,951 4.1347 5,951 4.1347 24,606
2023-02-07 3,124 5.3972 3,124 5.3972 16,861
2023-01-17 2,602 5.1193 2,602 5.1193 13,320
2022-12-08 18,884 6.5701 18,884 6.5701 124,070
2022-02-02 2,944 17.4000 2,944 17.4000 51,226
2022-01-03 2,308 22.8100 2,308 22.8100 52,645
2021-12-06 26,273 20.2559 26,273 20.2559 532,183

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

SEER / Seer, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2026-05-21 2026-05-20 4 Horn David R. SEER Class A Common Stock S - Sale D 1.6913 -7,303 -12 493,959
2026-02-19 2026-02-18 4 Horn David R. SEER Class A Common Stock S - Sale D 1.9949 -7,743 -15 501,262
2026-02-05 2026-02-03 4 Horn David R. SEER Class A Common Stock A - Award D 79,000 509,005
2025-11-21 2025-11-19 4 Horn David R. SEER Class A Common Stock S - Sale D 1.9714 -6,797 -13 436,802
2025-08-21 2025-08-20 4 Horn David R. SEER Class A Common Stock S - Sale D 2.0441 -6,827 -14 436,802
2025-05-22 2025-05-20 4 Horn David R. SEER Class A Common Stock S - Sale D 2.0751 -6,760 -14 443,629
2025-02-20 2025-02-18 4 Horn David R. SEER Class A Common Stock F - Taxes D 2.3000 -26,572 -61 450,389
2025-02-05 2025-02-04 4 Horn David R. SEER Class A Common Stock S - Sale D 2.2365 -3,550 -8 476,961
2024-02-23 2024-02-22 4 Horn David R. SEER Class A Common Stock S - Sale D 1.5787 -12,684 -20 480,511
2024-02-23 2024-02-06 4 Horn David R. SEER Class A Common Stock A - Award D 165,038 493,195
2024-02-07 2024-02-05 4 Horn David R. SEER Class A Common Stock S - Sale D 1.6670 -3,608 -6 328,157
2023-02-22 2023-02-21 4 Horn David R. SEER Class A Common Stock S - Sale D 4.1347 -5,951 -25 331,765
2023-02-17 2023-02-15 4 Horn David R. SEER Class A Common Stock A - Award D 70,000 337,716
2023-02-08 2023-02-07 4 Horn David R. SEER Class A Common Stock S - Sale D 5.3972 -3,124 -17 267,716
2023-01-19 2023-01-17 4 Horn David R. SEER Class A Common Stock S - Sale D 5.1193 -2,602 -13 270,840
2022-12-08 2022-12-08 4 Horn David R. SEER Class A Common Stock S - Sale D 6.5701 -18,884 -124 273,442
2022-02-10 2022-02-08 4 Horn David R. SEER Employee Stock Option (right to buy) A - Award D 16.61 124,000 124,000
2022-02-10 2022-02-08 4 Horn David R. SEER Class A Common Stock A - Award D 62,000 291,158
2022-02-04 2022-02-02 4 Horn David R. SEER Class A Common Stock S - Sale D 17.4000 -2,944 -51 229,158
2022-01-04 2022-01-03 4 Horn David R. SEER Class A Common Stock S - Sale D 22.8100 -2,308 -53 232,102
2021-12-08 2021-12-07 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 3.47 -28,818 140,682
2021-12-08 2021-12-07 4 Horn David R. SEER Class A Common Stock M - Exercise D 3.4700 28,818 100 234,410
2021-12-08 2021-12-06 4 Horn David R. SEER Class A Common Stock S - Sale D 20.2559 -26,273 -532 205,592
2021-11-03 2021-11-01 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 2.70 -10,000 566,547
2021-11-03 2021-11-01 4 Horn David R. SEER Class A Common Stock S - Sale D 38.2789 -3,888 -149 230,966
2021-11-03 2021-11-01 4 Horn David R. SEER Class A Common Stock S - Sale D 37.4556 -6,112 -229 234,854
2021-11-03 2021-11-01 4 Horn David R. SEER Class A Common Stock M - Exercise D 2.7000 10,000 27 240,966
2021-10-05 2021-10-01 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 2.70 -10,000 576,547
2021-10-05 2021-10-01 4 Horn David R. SEER Class A Common Stock S - Sale D 34.2693 -5,036 -173 230,966
2021-10-05 2021-10-01 4 Horn David R. SEER Class A Common Stock S - Sale D 33.4177 -4,964 -166 236,002
2021-10-05 2021-10-01 4 Horn David R. SEER Class A Common Stock M - Exercise D 2.7000 10,000 27 240,966
2021-09-02 2021-09-01 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 2.70 -10,000 586,547
2021-09-02 2021-09-01 4 Horn David R. SEER Class A Common Stock S - Sale D 39.9857 -701 -28 230,966
2021-09-02 2021-09-01 4 Horn David R. SEER Class A Common Stock S - Sale D 39.5442 -9,299 -368 231,667
2021-09-02 2021-09-01 4 Horn David R. SEER Class A Common Stock M - Exercise D 2.7000 10,000 27 240,966
2021-08-04 2021-08-02 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 2.70 -10,000 596,547
2021-08-04 2021-08-02 4 Horn David R. SEER Class A Common Stock S - Sale D 31.5171 -2,097 -66 230,966
2021-08-04 2021-08-02 4 Horn David R. SEER Class A Common Stock S - Sale D 31.1081 -7,903 -246 233,063
2021-08-04 2021-08-02 4 Horn David R. SEER Class A Common Stock M - Exercise D 2.7000 10,000 27 240,966
2021-07-06 2021-07-01 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 2.70 -10,000 606,547
2021-07-06 2021-07-01 4 Horn David R. SEER Class A Common Stock S - Sale D 32.6335 -2,511 -82 230,966
2021-07-06 2021-07-01 4 Horn David R. SEER Class A Common Stock S - Sale D 31.6297 -2,500 -79 233,477
2021-07-06 2021-07-01 4 Horn David R. SEER Class A Common Stock S - Sale D 30.5113 -4,989 -152 235,977
2021-07-06 2021-07-01 4 Horn David R. SEER Class A Common Stock M - Exercise D 2.7000 10,000 27 240,966
2021-06-04 2021-06-02 4 Horn David R. SEER Employee Stock Option (right to buy) M - Exercise D 2.70 -10,000 616,547
2021-06-04 2021-06-02 4 Horn David R. SEER Class A Common Stock S - Sale D 30.0951 -10,000 -301 230,966
2021-06-04 2021-06-02 4 Horn David R. SEER Class A Common Stock M - Exercise D 2.7000 10,000 27 240,966
2021-02-03 2021-02-01 4 Horn David R. SEER Employee Stock Option (right to buy) A - Award D 60.15 34,125 34,125
2021-02-03 2021-02-01 4 Horn David R. SEER Class A Common Stock A - Award D 34,125 230,966
2021-02-03 2020-12-03 4 Horn David R. SEER Employee Stock Option (right to buy) A - Award D 19.00 135,100 135,100
2021-02-03 2020-12-03 4 Horn David R. SEER Class A Common Stock A - Award D 11,207 196,841
2020-12-08 2020-12-08 4 Horn David R. SEER Class A Common Stock A - Award D 101,522 185,634
2020-12-03 3 Horn David R. SEER Class A Common Stock D 84,112
P
非デリバティブまたはデリバティブ証券の公開市場または非公開購入
S
非デリバティブ証券またはデリバティブ証券の公開市場または非公開売却
A
会社からの有価証券の交付、授与その他の取得 (オプション等)
C
デリバティブの転換
D
有価証券の会社への売却または譲渡
F
会社から受領した有価証券の一部を使用した、行使価格または納税義務のお支払い
G
内部者によるまたは内部者に対する有価証券の贈与
K
株式スワップと類似のヘッジ取引
M
会社から受け取ったデリバティブ証券 (オプションなど) の行使または転換
V
フォーム4により任意に報告した取引
J
その他 (取引を説明する脚注を含む)