Akebia Therapeutics AKBA Insider Ownership

NASDAQ AKBA
$0.62 -0.06 (-9.12%)
At close: Oct 20, 2026 · 4:00 PM EDT

Insider Holdings by Owner

10.68Mn Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
2.94%
▲+0.129% pp QoQ
Shares Held by Insiders
8.00Mn
filed for Sep 2026
▲+4.60% QoQ
Shares Outstanding
271.74Mn
271,742,717 shares
Direct Holdings
8.00Mn
Indirect: 0
Net Shares Traded (QoQ)
+351.50K
net buying in Sep 2026
Insiders Holding Shares
19
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest —
Average ownership —
Peak ownership —

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter —
Net over range —
Buying quarters —

Insider Ownership Summary

Across the past 12 months, open-market trades by Akebia Therapeutics insiders totaled $86,588 in purchases (69.27K shares) and $962,955 in sales (704.06K shares).

Form 4 Holdings

Insiders Holding AKBA

Insiders 19
Shares held 10.68Mn
Of outstanding 3.93%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 John P. Butler Ceo And President 3,718,564 0 3,718,564 34.8% 10 Aug, 2026
2 Steven Keith Burke Svp, Chief Medical Officer 948,432 0 948,432 8.9% 04 Feb, 2026
3 Michel Dahan Svp, Chief Operating Officer 672,092 0 672,092 6.3% 14 May, 2024
4 Nicole R. Hadas Svp, Chief Legal Officer 651,243 0 651,243 6.1% 14 May, 2024
5 Erik Ostrowski Svp, Cfo, Cbo Treasurer 616,616 0 616,616 5.8% 01 Jul, 2026
6 Carolyn M. Rucci Svp, Chief Legal Officer 588,378 0 588,378 5.5% 04 Feb, 2026
7 Nicholas Grund Chief Commercial Officer 561,750 0 561,750 5.3% 04 Feb, 2026
8 Ellen Snow Svp, Cfo And Treasurer 519,300 0 519,300 4.9% 02 Feb, 2024
9 David A Spellman Svp, Cfo And Treasurer 446,483 0 446,483 4.2% 18 May, 2023
10 Richard C Malabre Svp, Chief Accounting Officer 299,390 0 299,390 2.8% 04 Feb, 2026
11 Adrian Adams Director 236,200 0 236,200 2.2% 22 Jun, 2026
12 Violetta Cotreau Svp, Chief Accounting Officer 219,954 0 219,954 2.1% 16 May, 2022
13 Michael W Rogers Director 197,429 0 197,429 1.8% 22 Jun, 2026
14 Cynthia Smith Director 196,633 0 196,633 1.8% 22 Jun, 2026
15 Dell Faulkingham Svp, Cco 173,841 0 173,841 1.6% 02 Mar, 2022
16 Myles Wolf Director 169,081 0 169,081 1.6% 22 Jun, 2026
17 Ron Frieson Director 165,200 0 165,200 1.5% 22 Jun, 2026
18 Steven C Gilman Director 152,830 0 152,830 1.4% 11 Jun, 2025
19 Leanne M Zumwalt Director 145,100 0 145,100 1.4% 22 Jun, 2026

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

576 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
06 Aug, 2026 John P. Butler Ceo And President Acquired M 350,000 $0.63 $220.50K 3,718,564 Direct
06 Aug, 2026 John P. Butler Ceo And President Disposed M 350,000 $0.00 $0 525,000 Direct
29 Jun, 2026 Erik Ostrowski Svp, Cfo, Cbo Treasurer Disposed S 56,019 $1.11 $62.18K 616,616 Direct
17 Jun, 2026 Ron Frieson Director Acquired A 35,700 $0.00 $0 165,200 Direct
17 Jun, 2026 Myles Wolf Director Acquired A 35,700 $0.00 $0 169,081 Direct
17 Jun, 2026 Leanne M Zumwalt Director Acquired A 35,700 $0.00 $0 145,100 Direct
17 Jun, 2026 Cynthia Smith Director Acquired A 35,700 $0.00 $0 196,633 Direct
17 Jun, 2026 Michael W Rogers Director Acquired A 35,700 $0.00 $0 197,429 Direct
17 Jun, 2026 Adrian Adams Director Acquired A 35,700 $0.00 $0 236,200 Direct
17 Jun, 2026 Cynthia Smith Director Acquired A 53,600 $0.00 $0 53,600 Direct
17 Jun, 2026 Ron Frieson Director Acquired A 53,600 $0.00 $0 53,600 Direct
17 Jun, 2026 Adrian Adams Director Acquired A 53,600 $0.00 $0 53,600 Direct
17 Jun, 2026 Leanne M Zumwalt Director Acquired A 53,600 $0.00 $0 53,600 Direct
17 Jun, 2026 Michael W Rogers Director Acquired A 53,600 $0.00 $0 53,600 Direct
17 Jun, 2026 Myles Wolf Director Acquired A 53,600 $0.00 $0 53,600 Direct
01 Apr, 2026 Philip J. Vickers Director Acquired A 214,400 $0.00 $0 214,400 Direct
04 Mar, 2026 John P. Butler Ceo And President Acquired P 69,270 $1.25 $86.59K 3,367,064 Direct
02 Feb, 2026 Erik Ostrowski Svp, Cfo, Cbo Treasurer Disposed S 34,951 $1.39 $48.58K 672,635 Direct
02 Feb, 2026 John P. Butler Ceo And President Disposed S 46,660 $1.39 $64.86K 3,417,189 Direct
02 Feb, 2026 Richard C Malabre Svp, Chief Accounting Officer Disposed S 36,142 $1.39 $50.24K 312,772 Direct