SEC ownership of Smart Sand, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001529628.

Holder evidence

50

Lead holder

Jeffrey L. Gendell

13D/G signal

Jeffrey L. Gendell

Latest evidence

26 May 2026

Top shareholders Insider holders Latest transactions
Issuer identity
CIK
0001529628
Symbol
SND on Nasdaq
Location
Yardley, PA
Ownership snapshot
SEC evidence mix
13F, 13D/G, and 3/4/5
Lead holder
Jeffrey L. Gendell
Latest large-stake holder
Jeffrey L. Gendell
Latest evidence date
26 May 2026

Ownership snapshot

Top shareholders of Smart Sand, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder
Jeffrey L. Gendell
13D/G signal
Jeffrey L. Gendell
Evidence rows
50
Latest as of
26 May 2026
13F 13D/G 3/4/5 Lead comparable stake: 7.3% 13D/G row: Jeffrey L. Gendell Showing 1-8 of 50 holder rows.
Holder Evidence Ownership % Position 12M Net Δ As of
Jeffrey L. Gendell
13F 13D/G
Individual
13F 13D/G
7.3%
from 13D/G
$16,009,805
3,126,915 shares
 — 31 Mar 2026
Charles Edwin Young
3/4/5
CEO, Director, 10%+ Owner
3/4/5
17%
$36,302,271
7,363,544 shares
 +$170,202 17 Mar 2026
Robert Kiszka
3/4/5
Executive VP of Operations
3/4/5
2.3%
$4,885,279
990,929 shares
 — 17 Mar 2026
Andrew R. Speaker
3/4/5
Director, Other*
3/4/5
2.3%
$5,072,462
977,353 shares
 — 28 Feb 2026
Lee E. Beckelman
3/4/5
Chief Financial Officer
3/4/5
1.8%
$3,821,568
775,166 shares
 — 17 Mar 2026
Francis Michael Porcelli
3/4/5
Director
3/4/5
1.7%
$2,879,512
744,060 shares
 -$1,485,250 09 Mar 2026
William John Young
3/4/5
Chief Operating Officer
3/4/5
1.5%
$3,064,842
621,672 shares
 — 17 Mar 2026
Ronald P. Whelan
3/4/5
The Reporting Person is Executive Vice President of Last Mile Solutions of the Issuer.
3/4/5
1.1%
$2,309,690
468,497 shares
 +$22,385 17 Mar 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$1,663,977.

Buys
$192,587
Insiders: 2
Sells
$1,856,564
Insiders: 4
Net
-$1,663,977
Shares: -367,786
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 96,689 Shares: 464,475
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 452,975 $0 $1,834,138 -$1,834,138
3-6 0 0 $0 $0 $0
6-9 46,689 0 $96,805 $0 +$96,805
9-12 50,000 11,500 $95,782 $22,425 +$73,356

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-15 of 15 reporting-owner rows connected to Smart Sand, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
15
Lead holder
Charles Edwin Young
Net 12M change
-$1,663,977
Latest report
26 May 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Charles Edwin Young CEO, Director, 10%+ Owner $36,302,271 +$170,202 +0.47% Mixed 17 Mar 2026
Andrew R. Speaker Director, Other* $5,072,462 Mixed 28 Feb 2026
Robert Kiszka Executive VP of Operations $4,885,279 Mixed 17 Mar 2026
Lee E. Beckelman Chief Financial Officer $3,821,568 Mixed 17 Mar 2026
William John Young Chief Operating Officer $3,064,842 Mixed 17 Mar 2026
Francis Michael Porcelli Director $2,879,512 -$1,485,250 -34% Filing P/S 09 Mar 2026
Ronald P. Whelan The Reporting Person is Executive Vice President of Last Mile Solutions of the Issuer. $2,309,690 +$22,385 +0.98% Mixed 17 Mar 2026
James D. Young The Reporting Person is Executive Vice President, General Counsel and Secretary of the Issuer. $1,850,860 Mixed 17 Mar 2026
Sharon Spurlin Director $936,507 -$246,500 -21% Filing P/S 26 May 2026
Timothy Pawlenty Director $807,202 -$102,389 -11% Filing P/S 11 Mar 2026
Christopher M. Green Vice President of Accounting $206,488 -$22,425 -9.8% Mixed 01 Jan 2026
Richard J. Shearer President-Industrial Products $188,945 Mixed 07 Jun 2023
Susan E. Neumann The Reporting Person is Vice President of Accounting, Controller and Secretary of the Issuer. $160,981 Mixed 30 Jul 2021
Jose E. Feliciano Director $62,510 Mixed 23 Aug 2023
CLEARLAKE CAPITAL GROUP, L.P. Director Mixed 14 Mar 2023

Recent insider transactions for Smart Sand, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Reported value Reported price Shares Shares owned Date Ownership
Sharon Spurlin SND Common Stock Sale -20.8% $246,500 $4.93 -50,000 189,961 26 May 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -0.38% -5,811 1,520,844 17 Mar 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -0.43% -3,321 775,166 17 Mar 2026 Direct
James D. Young SND Common Stock Tax liability -0.66% -2,500 375,428 17 Mar 2026 Direct
William John Young SND Common Stock Tax liability -0.62% -3,885 621,672 17 Mar 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -0.55% -2,614 468,497 17 Mar 2026 Direct
Robert Kiszka SND Common Stock Tax liability -0.48% -2,591 542,191 17 Mar 2026 Direct
Timothy Pawlenty SND Common Stock Sale -11.3% $102,388 $3.66 -27,975 220,547 11 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -9.16% $290,250 $3.87 -75,000 744,060 10 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -5.75% $189,000 $3.78 -50,000 819,060 09 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -14.7% $603,000 $4.02 -150,000 869,060 05 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -8.94% $403,000 $4.03 -100,000 1,019,060 04 Mar 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -1.31% -6,250 471,111 28 Feb 2026 Direct
Robert Kiszka SND Common Stock Tax liability -1.12% -6,194 544,782 28 Feb 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -0.9% -13,896 1,526,655 28 Feb 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -1.01% -7,941 778,487 28 Feb 2026 Direct
William John Young SND Common Stock Tax liability -1.46% -9,291 625,557 28 Feb 2026 Direct
James D. Young SND Common Stock Tax liability -1.56% -5,977 377,928 28 Feb 2026 Direct
Andrew R. Speaker SND Common Stock Tax liability -1.26% -12,469 977,353 28 Feb 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -1.84% -14,779 786,428 27 Feb 2026 Direct
Lee E. Beckelman SND Common Stock Award 8.2% 60,691 801,207 27 Feb 2026 Direct
William John Young SND Common Stock Tax liability -2.65% -17,292 634,848 27 Feb 2026 Direct
William John Young SND Common Stock Award 10.3% 60,691 652,140 27 Feb 2026 Direct
James D. Young SND Common Stock Tax liability -2.82% -11,124 383,905 27 Feb 2026 Direct
James D. Young SND Common Stock Award 11.4% 40,461 395,029 27 Feb 2026 Direct
Robert Kiszka SND Common Stock Tax liability -2.05% -11,515 550,976 27 Feb 2026 Direct
Robert Kiszka SND Common Stock Award 7.75% 40,461 562,491 27 Feb 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -2.37% -11,610 477,361 27 Feb 2026 Direct
Ronald P. Whelan SND Common Stock Award 9.02% 40,461 488,971 27 Feb 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -1.65% -25,862 1,540,551 27 Feb 2026 Direct
Charles Edwin Young SND Common Stock Award 7.27% 106,208 1,566,413 27 Feb 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -1.18% -17,423 1,460,205 22 Feb 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -1.42% -10,632 740,516 22 Feb 2026 Direct
James D. Young SND Common Stock Tax liability -2.16% -7,837 354,568 22 Feb 2026 Direct
William John Young SND Common Stock Tax liability -2.03% -12,260 591,449 22 Feb 2026 Direct
Robert Kiszka SND Common Stock Tax liability -1.62% -8,618 522,030 22 Feb 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -1.91% -8,756 448,510 22 Feb 2026 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Tax liability -2.4% -1,268 51,622 01 Jan 2026 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Tax liability -1.98% -1,069 52,890 16 Dec 2025 Direct
Ronald P. Whelan SND Common Stock Purchase 0.95% $12,586 $2.91 4,325 457,266 28 Nov 2025 Direct
Ronald P. Whelan SND Common Stock Purchase 0.74% $9,799 $2.94 3,333 452,941 26 Nov 2025 Direct
Charles Edwin Young SND Common Stock Purchase 1.37% $38,200 $1.91 20,000 1,477,628 05 Sep 2025 Direct
Charles Edwin Young SND Common Stock Purchase 0.58% $16,130 $1.92 8,401 1,457,628 04 Sep 2025 Direct
Charles Edwin Young SND Common Stock Purchase 0.74% $20,091 $1.89 10,630 1,449,227 03 Sep 2025 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Sale -17.6% $22,425 $1.95 -11,500 53,959 28 Aug 2025 Direct
Charles Edwin Young SND Common Stock Purchase 0.62% $17,464 $1.96 8,910 1,438,597 19 Aug 2025 Direct
Charles Edwin Young SND Common Stock Purchase 0.81% $21,501 $1.87 11,498 1,429,687 18 Aug 2025 Direct
Charles Edwin Young SND Common Stock Purchase 2.13% $56,817 $1.92 29,592 1,418,189 15 Aug 2025 Direct
Lee E. Beckelman SND Common Stock Tax liability -0.85% -6,454 751,148 30 Jul 2025 Direct
Robert Kiszka SND Common Stock Tax liability -0.94% -5,034 530,648 30 Jul 2025 Direct
* indicates a reported price that failed the local validity check.
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