Equillium, Inc. (EQ)

Latest Insider Confidence Score

2026Q1

39.0
Bearish

Company insider confidence (by quarter)

2018Q4 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Cui Xiangmin — 3,285,710 Feb 16, 2021
Decheng Capital Global Life Sciences Fund IV, L.P. — 3,285,710 Feb 16, 2021
Decheng Capital Management IV (Cayman), LLC — 3,285,710 Feb 16, 2021
Biocon SA — 2,316,134 Oct 16, 2018
Thomas Dolca — 450,000 Jan 13, 2021

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 19, 2026 Feb 23, 2026 Zedelmayer Christine COO Sell 10.0 -185,937 -32.69% ✓ $328.1K
Jan 7, 2026 Jan 9, 2026 Connelly Stephen President Neutral 52.5 - 0.00% ✗ -
Jan 7, 2026 Jan 9, 2026 Zedelmayer Christine COO Neutral 52.5 - 0.00% ✗ -
Jan 7, 2026 Jan 9, 2026 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
Jan 8, 2026 Jan 9, 2026 Tom Penny Principal Accounting Officer Sell 13.8 -6,533 -100.00% ✓ $8.4K
Dec 23, 2025 Dec 23, 2025 Zedelmayer Christine COO Sell 11.3 -100,000 -52.23% ✓ $150K
Dec 12, 2025 Dec 15, 2025 Zedelmayer Christine COO Sell 13.8 -35,704 -28.08% ✓ $47.5K
Nov 25, 2025 Nov 25, 2025 Zedelmayer Christine COO Sell 37.5 -8,098 -5.99% ✓ $7.7K
Aug 29, 2025 Sep 3, 2025 Connelly Stephen Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Aug 29, 2025 Sep 3, 2025 Tom Penny Principal Accounting Officer Neutral 52.5 - 0.00% ✗ -
Aug 29, 2025 Sep 3, 2025 Zedelmayer Christine COO Neutral 52.5 - 0.00% ✗ -
Aug 29, 2025 Sep 3, 2025 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
May 21, 2025 May 23, 2025 Colabuono Peter Director Neutral 52.5 - 0.00% ✗ -
May 21, 2025 May 23, 2025 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% ✗ -
May 21, 2025 May 23, 2025 Pruzanski Mark Director Neutral 52.5 - 0.00% ✗ -
May 21, 2025 May 23, 2025 McDermott Charles Douglas Director Neutral 52.5 - 0.00% ✗ -
May 21, 2025 May 23, 2025 Troupin Barbara Director Neutral 52.5 - 0.00% ✗ -
May 21, 2025 May 23, 2025 MANIAN BALA S Director Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Zedelmayer Christine COO Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Connelly Stephen Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 BRADBURY DANIEL Chair Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Pruzanski Mark Director Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 MANIAN BALA S Director Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Keyes Jason A CFO Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Tom Penny Principal Accounting Officer Neutral 52.5 - 0.00% ✗ -
Feb 14, 2025 Feb 19, 2025 Troupin Barbara Director Neutral 52.5 - 0.00% ✗ -
Jan 23, 2025 Jan 24, 2025 Keyes Jason A CFO Sell 37.5 -10,000 -7.32% ✓ $6.5K
Jan 2, 2025 Jan 6, 2025 Tom Penny Principal Accounting Officer Neutral 52.5 - 0.00% ✗ -
Jan 2, 2025 Jan 6, 2025 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
Jan 2, 2025 Jan 6, 2025 BRADBURY DANIEL Chair Neutral 52.5 - 0.00% ✗ -
Dec 10, 2024 Jan 6, 2025 Keyes Jason A CFO Neutral 90.0 +15,000 12.33% ✗ -
Jan 2, 2025 Jan 6, 2025 Zedelmayer Christine COO Neutral 52.5 - 0.00% ✗ -
Jan 2, 2025 Jan 6, 2025 Connelly Stephen Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Dec 11, 2024 Dec 12, 2024 Colabuono Peter Director Neutral 52.5 - 0.00% ✗ -
Dec 12, 2024 Colabuono Peter Director Neutral 52.5 - 0.00% ✗ -
Nov 14, 2024 Nov 15, 2024 Keyes Jason A CFO Sell 33.8 -10,000 -7.60% ✓ $7K
Oct 28, 2024 Oct 30, 2024 Zedelmayer Christine COO Sell 32.5 -15,000 -9.98% ✓ $18.8K
Oct 25, 2024 Oct 29, 2024 Tom Penny Principal Accounting Officer Sell 15.0 -3,518 -35.00% ✓ $4.4K
Sep 26, 2024 Sep 27, 2024 Keyes Jason A CFO Sell 37.5 -10,000 -7.06% ✓ $8.1K
Sep 16, 2024 Sep 17, 2024 Tom Penny Principal Accounting Officer Sell 13.8 -38,806 -79.43% ✓ $33K
Jul 16, 2024 Jul 18, 2024 Keyes Jason A CFO Sell 37.5 -10,000 -6.59% ✓ $8.7K
May 22, 2024 May 23, 2024 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% ✗ -
May 22, 2024 May 23, 2024 Pruzanski Mark Director Neutral 52.5 - 0.00% ✗ -
May 22, 2024 May 23, 2024 MANIAN BALA S Director Neutral 52.5 - 0.00% ✗ -
May 22, 2024 May 23, 2024 McDermott Charles Douglas Director Neutral 52.5 - 0.00% ✗ -
May 22, 2024 May 23, 2024 Xu Yu (Katherine) Director Neutral 52.5 - 0.00% ✗ -
May 22, 2024 May 23, 2024 Troupin Barbara Director Neutral 52.5 - 0.00% ✗ -
Mar 8, 2024 Tom Penny Principal Accounting Officer Neutral 52.5 - 0.00% ✗ -
Jan 2, 2024 Jan 3, 2024 BRADBURY DANIEL Chair Neutral 52.5 - 0.00% ✗ -
Jan 2, 2024 Jan 3, 2024 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
Jan 2, 2024 Jan 3, 2024 Connelly Stephen Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Jun 9, 2023 Jan 3, 2024 Rothman Joel Chief Development Officer Neutral 90.0 +23,804 69.31% ✗ -
Jun 9, 2023 Jan 3, 2024 Zedelmayer Christine COO Neutral 90.0 +23,804 21.36% ✗ -
Jun 9, 2023 Jan 3, 2024 Keyes Jason A CFO Neutral 90.0 +23,805 21.10% ✗ -
May 22, 2023 May 23, 2023 Xu Yu (Katherine) Director Neutral 52.5 - 0.00% ✗ -
May 22, 2023 May 23, 2023 Troupin Barbara Director Neutral 52.5 - 0.00% ✗ -
May 22, 2023 May 23, 2023 Pruzanski Mark Director Neutral 52.5 - 0.00% ✗ -
May 22, 2023 May 23, 2023 McDermott Charles Douglas Director Neutral 52.5 - 0.00% ✗ -
May 22, 2023 May 23, 2023 MANIAN BALA S Director Neutral 52.5 - 0.00% ✗ -
May 22, 2023 May 23, 2023 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% ✗ -
Mar 1, 2022 Feb 7, 2023 BRADBURY DANIEL Chair Neutral 52.5 - 0.00% ✗ -
Jan 19, 2022 Feb 7, 2023 Connelly Stephen Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Jan 19, 2022 Feb 7, 2023 Keyes Jason A CFO Neutral 52.5 - 0.00% ✗ -
Jan 19, 2022 Feb 7, 2023 Rothman Joel Chief Development Officer Neutral 52.5 - 0.00% ✗ -
Jan 19, 2022 Feb 7, 2023 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
Jan 19, 2022 Feb 7, 2023 Zedelmayer Christine COO Neutral 52.5 - 0.00% ✗ -
Jan 3, 2023 Jan 4, 2023 BRADBURY DANIEL Chair Neutral 52.5 - 0.00% ✗ -
Jan 3, 2023 Jan 4, 2023 Connelly Stephen Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Dec 9, 2022 Jan 4, 2023 Keyes Jason A CFO Neutral 82.5 +4,444 4.10% ✗ -
Jun 10, 2022 Jan 4, 2023 Rothman Joel Chief Development Officer Neutral 90.0 +10,065 41.45% ✗ -
Jan 3, 2023 Jan 4, 2023 Steel Bruce D. CEO Neutral 52.5 - 0.00% ✗ -
Jun 10, 2022 Jan 4, 2023 Zedelmayer Christine COO Neutral 85.0 +9,033 8.82% ✗ -
Aug 29, 2022 Aug 30, 2022 Keyes Jason A CFO Sell 36.3 -7,000 -6.07% ✓ $19.8K
Jun 6, 2022 Jun 6, 2022 Keyes Jason A CFO Sell 41.3 -5,000 -4.42% ✓ $12.6K
May 24, 2022 May 25, 2022 Xu Yu (Katherine) Director Neutral 52.5 - 0.00% ✗ -
May 24, 2022 May 25, 2022 Pruzanski Mark Director Neutral 52.5 - 0.00% ✗ -
May 24, 2022 May 25, 2022 McDermott Charles Douglas Director Neutral 52.5 - 0.00% ✗ -
May 24, 2022 May 25, 2022 MANIAN BALA S Director Neutral 52.5 - 0.00% ✗ -
May 24, 2022 May 25, 2022 DEMSKI MARTHA J Director Neutral 52.5 - 0.00% ✗ -
Apr 4, 2022 Apr 5, 2022 Keyes Jason A CFO Sell 36.3 -8,000 -6.61% ✓ $25.4K
Mar 1, 2022 Mar 8, 2022 Troupin Barbara Director Neutral 52.5 - 0.00% ✗ -
Mar 8, 2022 Troupin Barbara Director Neutral 52.5 - 0.00% ✗ -
Dec 10, 2021 Dec 13, 2021 Keyes Jason A CFO Neutral 82.5 +5,585 4.84% ✗ -
Dec 10, 2021 Dec 13, 2021 Rothman Joel Chief Development Officer Neutral 85.0 +1,290 5.61% ✗ -
Dec 1, 2021 Dec 3, 2021 Keyes Jason A CFO Sell 41.3 -5,000 -4.15% ✓ $25.4K
Nov 16, 2021 Nov 17, 2021 Zedelmayer Christine COO Sell 32.5 -11,434 -5.48% ✓ $62.7K
Oct 6, 2021 Oct 7, 2021 Connelly Stephen Chief Scientific Officer Sell 48.8 -8,092 -0.41% ✓ $56.7K
Sep 27, 2021 Sep 29, 2021 Keyes Jason A CFO Sell 32.5 -8,000 -6.23% ✓ $53.9K
Jul 27, 2021 Jul 28, 2021 Keyes Jason A CFO Sell 41.3 -5,000 -3.75% ✓ $28.6K
Jun 10, 2021 Jun 14, 2021 Zedelmayer Christine COO Neutral 90.0 +9,032 11.09% ✗ -
Jun 10, 2021 Jun 14, 2021 Keyes Jason A CFO Neutral 90.0 +5,535 45.46% ✗ -
Jun 10, 2021 Jun 14, 2021 Rothman Joel Chief Development Officer Neutral 90.0 +7,742 50.77% ✗ -
Jun 4, 2021 Jun 9, 2021 Connelly Stephen Chief Scientific Officer Sell 30.0 -46,424 -0.93% ✗ $329.6K
May 26, 2021 May 28, 2021 Keyes Jason A CFO Sell 41.3 -5,000 -3.76% ✓ $32.5K
May 26, 2021 May 28, 2021 Keyes Jason A CFO Sell 41.3 -5,000 -4.14% ✓ $32.5K
May 26, 2021 May 28, 2021 Pruzanski Mark Director Neutral 52.5 - 0.00% ✗ -
May 26, 2021 May 28, 2021 McDermott Charles Douglas Director Neutral 52.5 - 0.00% ✗ -
May 26, 2021 May 28, 2021 MANIAN BALA S Director Neutral 52.5 - 0.00% ✗ -