BCAB
BioAtla (BCAB)
NASDAQ
$3.36-$0.17 (-4.96%)
Price as of Jun 03, 2026 6:35 PM EDT
  • $6.5M
    Market Cap
  • -86.50%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
ACORN CAPITAL ADVISORS, LLC
428.72%
5.4M
+571,234 (+10.57%)
Mar 31, 2026
WELLINGTON MANAGEMENT CO LLP
256.34%
3.2M
+940,543 (+29.10%)
Dec 31, 2021
MILLENNIUM MANAGEMENT LLC
218.60%
2.8M
+2.0M (+72.34%)
Mar 31, 2026
VANGUARD GROUP INC
154.30%
1.9M
0 (0.00%)
Dec 31, 2025
CORMORANT ASSET MANAGEMENT, LLC
133.31%
1.7M
-134,431 (-8.00%)
Dec 31, 2021
N/A
130.79%
1.6M
+1.6M (+100.00%)
Mar 31, 2026
ACADIAN ASSET MANAGEMENT LLC
97.85%
1.2M
+476,248 (+38.60%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions412.3M (76.88%)
  • Mutual Funds115.5M (21.53%)
  • Insiders8.5M (1.59%)
  • Other0 (0.00%)

Insider Transactions

  • 1.59% (8.5M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
SHORT JAY M PHD
Chief Executive Officer
Award
Mar 11, 2026
$0.00
430,000
$0.00
2.7M
Vasquez Christian
Chief Financial Officer
Award
Mar 10, 2026
$0.00
240,000
$0.00
530,196
Sievers Eric
Chief Medical Officer
Award
Mar 10, 2026
$0.00
240,000
$0.00
598,705
WALDRON RICHARD A
Former Chief Financial Officer
In Kind
Feb 28, 2026
$674.06
2,729
$0.25
343,421
Sievers Eric
Chief Medical Officer
In Kind
Feb 28, 2026
$775.58
3,140
$0.25
358,705
SHORT JAY M PHD
Chief Executive Officer
In Kind
Feb 28, 2026
$1,908.82
7,728
$0.25
2.2M
WALDRON RICHARD A
Chief Financial Officer
In Kind
Aug 31, 2025
$1,079.99
2,371
$0.46
338,521
Sievers Eric
Chief Medical Officer
In Kind
Aug 31, 2025
$1,243.06
2,729
$0.46
364,574
SHORT JAY M PHD
Chief Executive Officer
In Kind
Aug 31, 2025
$2,891.06
6,347
$0.46
2.2M
GRAY MARY ANN
Award
Jun 18, 2025
$0.00
23,500
$0.00
77,397
Moran Susan
Award
Jun 18, 2025
$0.00
23,500
$0.00
52,307
MCBRINN SYLVIA
Award
Jun 18, 2025
$0.00
23,500
$0.00
59,125
STEINMAN LAWRENCE
Award
Jun 18, 2025
$0.00
23,500
$0.00
78,459
Williams Eddie
Award
Jun 18, 2025
$0.00
23,500
$0.00
60,200
Smith Scott Andrew
Award
Jun 18, 2025
$0.00
23,500
$0.00
321,550
WALDRON RICHARD A
Chief Financial Officer
In Kind
May 31, 2025
$969.74
2,371
$0.41
340,892
Vasquez Christian
See Remarks
In Kind
May 31, 2025
$640.49
1,566
$0.41
285,130
SHORT JAY M PHD
Chief Executive Officer
In Kind
May 31, 2025
$2,595.92
6,347
$0.41
2.3M
SHORT JAY M PHD
Chief Executive Officer
Award
Mar 12, 2025
$0.00
431,000
$0.00
2.3M
WALDRON RICHARD A
Chief Financial Officer
Award
Mar 11, 2025
$0.00
100,000
$0.00
333,263
Sievers Eric
Chief Medical Officer
Award
Mar 11, 2025
$0.00
175,000
$0.00
370,032
Vasquez Christian
See Remarks
Award
Mar 11, 2025
$0.00
85,000
$0.00
276,696
Sievers Eric
Chief Medical Officer
In Kind
Feb 15, 2025
$5,763.80
12,530
$0.46
195,032
Vasquez Christian
See Remarks
In Kind
Feb 15, 2025
$3,306.94
7,189
$0.46
191,696
Sievers Eric
Chief Medical Officer
In Kind
Jun 30, 2024
$783.64
572
$1.37
208,706
STEINMAN LAWRENCE
Award
Jun 13, 2024
$0.00
16,500
$0.00
54,959
Williams Eddie
Award
Jun 13, 2024
$0.00
16,500
$0.00
36,700
Moran Susan
Award
Jun 13, 2024
$0.00
16,500
$0.00
28,807
Smith Scott Andrew
Award
Jun 13, 2024
$0.00
16,500
$0.00
304,593
MCBRINN SYLVIA
Award
Jun 13, 2024
$0.00
16,500
$0.00
35,625